CI: use download-artifact@v4 latest version

Author: triplef

.github/workflows/ci.yml

@@ -73,7 +73,7 @@ jobs:
 
     steps:
       - name: Download artifacts
-        uses: actions/download-artifact@v4.1.7
+        uses: actions/download-artifact@v4
 
       - name: Update GitHub prerelease
         if: ${{ github.ref == 'refs/heads/master' }}